{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:6RXUQ6PQJMCM3ZI3LRNVD36FJX","short_pith_number":"pith:6RXUQ6PQ","canonical_record":{"source":{"id":"2505.13523","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-05-18T00:54:27Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"123456b83562b3b7e6b77b0b89d63ffc2c0158e56592c0c25f004a7f6d492035","abstract_canon_sha256":"ac9ff6e209aa8e749cf4fa67d3a74093daef86443a42a650998b7b41afdbbb91"},"schema_version":"1.0"},"canonical_sha256":"f46f4879f04b04cde51b5c5b51efc54dcde051a9274b311c0d4d9bd7f52ccf6a","source":{"kind":"arxiv","id":"2505.13523","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.13523","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"arxiv_version","alias_value":"2505.13523v1","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13523","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"pith_short_12","alias_value":"6RXUQ6PQJMCM","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"pith_short_16","alias_value":"6RXUQ6PQJMCM3ZI3","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"pith_short_8","alias_value":"6RXUQ6PQ","created_at":"2026-07-05T11:05:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:6RXUQ6PQJMCM3ZI3LRNVD36FJX","target":"record","payload":{"canonical_record":{"source":{"id":"2505.13523","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-05-18T00:54:27Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"123456b83562b3b7e6b77b0b89d63ffc2c0158e56592c0c25f004a7f6d492035","abstract_canon_sha256":"ac9ff6e209aa8e749cf4fa67d3a74093daef86443a42a650998b7b41afdbbb91"},"schema_version":"1.0"},"canonical_sha256":"f46f4879f04b04cde51b5c5b51efc54dcde051a9274b311c0d4d9bd7f52ccf6a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:05:47.266999Z","signature_b64":"L6DFI3m6cz5dJBrhebXMljTwnw6Y5YJhF0t+UTZTEvIg+Y+UUuIAqpZJrpF+oekZxsT/G7A4SOvKUctJSZBeAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f46f4879f04b04cde51b5c5b51efc54dcde051a9274b311c0d4d9bd7f52ccf6a","last_reissued_at":"2026-07-05T11:05:47.266445Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:05:47.266445Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.13523","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:05:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AitIApIYQtIg8fJFFI/uKs/kWN3aHsNkHTrcZ/yOPXuOqZ5RqD4CIaZ/9PilyNbBePCmAp90zfvpqaENtgOBBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T11:50:07.128456Z"},"content_sha256":"bbab211f0efc9e6def1af9df1c75d458f0b11c8e9b1c6c675eb566ec6a3ac92a","schema_version":"1.0","event_id":"sha256:bbab211f0efc9e6def1af9df1c75d458f0b11c8e9b1c6c675eb566ec6a3ac92a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:6RXUQ6PQJMCM3ZI3LRNVD36FJX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ACPs: Agent Collaboration Protocols for the Internet of Agents","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.MA","authors_text":"Haozhe Song, Jun Liu, Ke Li, Keliang Chen, Ke Yu, Xiaolian Guo, Yinming Li, Yuxinyue Qian","submitted_at":"2025-05-18T00:54:27Z","abstract_excerpt":"With the rapid advancement of artificial intelligence, the proliferation of autonomous agents has introduced new challenges in interoperability, scalability, and coordination. The Internet of Agents (IoA) aims to interconnect heterogeneous agents through standardized communication protocols, enabling seamless collaboration and intelligent task execution. However, existing agent communication protocols such as MCP, A2A, and ANP remain fragmented and scenario-specific. To address this gap, we propose Agent Collaboration Protocols (ACPs), a comprehensive protocol suite for the IoA. ACPs include r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13523","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.13523/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:05:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LTTSfgO/X0KW7tDea6Jzs2iFUq+QsQ+ZNYdJKJ5p36upWVRM2DgyN6e+5xUi9omOxaMOKd9pZX+4PGJov3zoDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T11:50:07.128984Z"},"content_sha256":"2d1882f28906566d3b79682a1b1d17c86db699c297a20cf258daa1224a99a169","schema_version":"1.0","event_id":"sha256:2d1882f28906566d3b79682a1b1d17c86db699c297a20cf258daa1224a99a169"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX/bundle.json","state_url":"https://pith.science/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-08T11:50:07Z","links":{"resolver":"https://pith.science/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX","bundle":"https://pith.science/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX/bundle.json","state":"https://pith.science/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6RXUQ6PQJMCM3ZI3LRNVD36FJX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:6RXUQ6PQJMCM3ZI3LRNVD36FJX","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"ac9ff6e209aa8e749cf4fa67d3a74093daef86443a42a650998b7b41afdbbb91","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-05-18T00:54:27Z","title_canon_sha256":"123456b83562b3b7e6b77b0b89d63ffc2c0158e56592c0c25f004a7f6d492035"},"schema_version":"1.0","source":{"id":"2505.13523","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.13523","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"arxiv_version","alias_value":"2505.13523v1","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13523","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"pith_short_12","alias_value":"6RXUQ6PQJMCM","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"pith_short_16","alias_value":"6RXUQ6PQJMCM3ZI3","created_at":"2026-07-05T11:05:47Z"},{"alias_kind":"pith_short_8","alias_value":"6RXUQ6PQ","created_at":"2026-07-05T11:05:47Z"}],"graph_snapshots":[{"event_id":"sha256:2d1882f28906566d3b79682a1b1d17c86db699c297a20cf258daa1224a99a169","target":"graph","created_at":"2026-07-05T11:05:47Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2505.13523/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With the rapid advancement of artificial intelligence, the proliferation of autonomous agents has introduced new challenges in interoperability, scalability, and coordination. The Internet of Agents (IoA) aims to interconnect heterogeneous agents through standardized communication protocols, enabling seamless collaboration and intelligent task execution. However, existing agent communication protocols such as MCP, A2A, and ANP remain fragmented and scenario-specific. To address this gap, we propose Agent Collaboration Protocols (ACPs), a comprehensive protocol suite for the IoA. ACPs include r","authors_text":"Haozhe Song, Jun Liu, Ke Li, Keliang Chen, Ke Yu, Xiaolian Guo, Yinming Li, Yuxinyue Qian","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-05-18T00:54:27Z","title":"ACPs: Agent Collaboration Protocols for the Internet of Agents"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13523","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:bbab211f0efc9e6def1af9df1c75d458f0b11c8e9b1c6c675eb566ec6a3ac92a","target":"record","created_at":"2026-07-05T11:05:47Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"ac9ff6e209aa8e749cf4fa67d3a74093daef86443a42a650998b7b41afdbbb91","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.MA","submitted_at":"2025-05-18T00:54:27Z","title_canon_sha256":"123456b83562b3b7e6b77b0b89d63ffc2c0158e56592c0c25f004a7f6d492035"},"schema_version":"1.0","source":{"id":"2505.13523","kind":"arxiv","version":1}},"canonical_sha256":"f46f4879f04b04cde51b5c5b51efc54dcde051a9274b311c0d4d9bd7f52ccf6a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f46f4879f04b04cde51b5c5b51efc54dcde051a9274b311c0d4d9bd7f52ccf6a","first_computed_at":"2026-07-05T11:05:47.266445Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:05:47.266445Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L6DFI3m6cz5dJBrhebXMljTwnw6Y5YJhF0t+UTZTEvIg+Y+UUuIAqpZJrpF+oekZxsT/G7A4SOvKUctJSZBeAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:05:47.266999Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.13523","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bbab211f0efc9e6def1af9df1c75d458f0b11c8e9b1c6c675eb566ec6a3ac92a","sha256:2d1882f28906566d3b79682a1b1d17c86db699c297a20cf258daa1224a99a169"],"state_sha256":"0ad4d32c182ecfeed5bd531bc7d850b5befea1641fe7c2385703f8dc7df11a84"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RdTokIMx0D/CbdLUf/npVr3nzUgprO8Ubh0KITPDVFklNn/vP1KVrfczC+ujSu3KiKBZfqmyS4BEC1JeH/pSDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T11:50:07.134610Z","bundle_sha256":"e8daefd26b0797ae7b6e7c6cdf0a4ee5d58ee644b18d2e4d7204dbbbeb43bf8f"}}